Block IP Addresses From Completing Your Form

/**

 * Block form submissions based on IP address

 *

 * @link   https://wpforms.com/developers/how-to-block-ip-addresses-from-completing-your-form/

 * 

 * For support, please visit: https://www.facebook.com/groups/wpformsvip

 */

function wpf_ip_block( $fields, $entry, $form_data ) {

    // Get the current users IP address

    $ip_address = wpforms_get_ip();

    // Enter all IP addresses here, separated by a comma

    $blocked_ips = array(

        '129.222.6.90',

        '127.0.0.1',

    );

    // Check if the current user IP address is a blocked IP

    if ( in_array( $ip_address, $blocked_ips ) ) {

        // Block form submission and print error

        wpforms()->process->errors[ $form_data[ 'id' ] ] [ 'footer' ] = esc_html__( 'Your IP address has been blocked. Please contact the site administrator for further assistance.', 'text-domain' );

    }

}

add_action( 'wpforms_process', 'wpf_ip_block', 10, 3 );